Yuanyang Zhao

ORCID: 0000-0003-1626-4863
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About
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Research Areas
  • Refrigeration and Air Conditioning Technologies
  • Thermodynamic and Exergetic Analyses of Power and Cooling Systems
  • Advanced Thermodynamic Systems and Engines
  • Turbomachinery Performance and Optimization
  • Heat Transfer and Optimization
  • Hydraulic and Pneumatic Systems
  • Phase Equilibria and Thermodynamics
  • Adsorption and Cooling Systems
  • Solar Thermal and Photovoltaic Systems
  • Aerodynamics and Fluid Dynamics Research
  • Fuel Cells and Related Materials
  • Phase Change Materials Research
  • Tribology and Lubrication Engineering
  • Electric and Hybrid Vehicle Technologies
  • Cavitation Phenomena in Pumps
  • Heat Transfer and Boiling Studies
  • Computational Fluid Dynamics and Aerodynamics
  • Oil and Gas Production Techniques
  • Advanced Measurement and Detection Methods
  • Building Energy and Comfort Optimization
  • Vibration and Dynamic Analysis
  • Metallurgy and Material Forming
  • Advanced Thermodynamics and Statistical Mechanics
  • Heat Transfer Mechanisms
  • Structural Engineering and Vibration Analysis

Qingdao University of Science and Technology
2011-2024

Wuhan University of Science and Technology
2023-2024

Beijing Institute of Technology
2024

Second Affiliated Hospital of Zhejiang University
2024

Harbin Institute of Technology
2023

Tongji University
2020

Southeast University
2019

East China Jiaotong University
2019

CCTEG Shenyang Research Institute
2019

Hefei General Machinery Research Institute (China)
2011-2017

This paper proposes a NH3/CO2 cascade refrigeration system that sets an auxiliary loop in the high-temperature cycle to increase subcooling degree low-temperature (CRSS). Based on basic principles of thermodynamics, mathematical model is established and theoretical simulation carried out obtain influence key parameters performance. Compared with conventional (CCRS), conclusions find there exists optimal condensation temperature (TMC.opt) maximize COP. The maximum COP CRSS 4.58% higher than...

10.1016/j.egyr.2022.01.004 article EN cc-by Energy Reports 2022-01-17

Based on density-functional theory (DFT), the effects of metal dopants in HfO2-based RRAM are studied by Vienna ab initio simulation package (VASP). Metal classified into two types (interstitial and substitutional) according to formation energy when they exist HfO2 cell. Several conductive channels observed through isosurface plots partial charge density for doped with interstitial metals, while this phenomenon cannot be found substitutional metals. The electron states (DOS) projected (PDOS)...

10.1088/1674-4926/35/4/042002 article EN Journal of Semiconductors 2014-04-01

The supercritical carbon dioxide (sCO2) Brayton power cycle is more effective than the conventional and widely applicable to heat sources. inlet working conditions of compressor have a higher influence on their operating performance because thermophysical properties CO2 vary dramatically close critical point. flow in sCO2 simulated analyzed. results show that centrifugal operates outside its intended parameters due change temperature. requires as temperature increases. 582 kW when at 304 K....

10.1016/j.net.2023.05.009 article EN cc-by-nc-nd Nuclear Engineering and Technology 2023-05-06
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